diff --git a/sh/core/code.sh b/sh/core/code.sh
index f8748c0..0d308f3 100644
--- a/sh/core/code.sh
+++ b/sh/core/code.sh
@@ -6,8 +6,10 @@
 # │ code │ variables │
 # ╰──────┴───────────╯
 
-# path to the entrypoint main file of the project
-rwx_code_main="${rwx_main_root}/${RWX_MAIN_MODULE}.${RWX_MAIN_EXTENSION}"
+# main modules names
+rwx_code_modules_main=""
+# user modules names
+rwx_code_modules_user=""
 # user root directory of the project
 rwx_code_root="${HOME}/${RWX_MAIN_NAME}"
 
@@ -63,7 +65,7 @@ rwx_code_install() {
 	name="${RWX_MAIN_NAME}.${RWX_MAIN_EXTENSION}"
 	file="${root}/${name}"
 	rwx_remove "${file}"
-	rwx_link "${file}" "${rwx_code_main}"
+	rwx_link "${file}" "${rwx_main_path}"
 	while IFS= read -r command; do
 		file="${root}/${command}"
 		rwx_remove "${file}"
@@ -75,12 +77,12 @@ EOF
 	file="${target}/etc/profile.d/${RWX_MAIN_NAME}.${RWX_MAIN_EXTENSION}"
 	rwx_remove "${file}"
 	rwx_file_write "${file}" "\
-export ENV=\"${rwx_code_main}\"
+export ENV=\"${rwx_main_path}\"
 "
 	# bash
 	file="${target}/etc/bash.bashrc"
 	rwx_remove "${file}"
-	rwx_link "${file}" "${rwx_code_main}"
+	rwx_link "${file}" "${rwx_main_path}"
 }
 
 # ╭──────┬───────╮
@@ -149,6 +151,25 @@ rwx_code_functions() {
 	echo "${_rwx_code_functions}"
 }
 
+# show all the cached main modules
+#= rcm
+rwx_code_modules() {
+	rwx_code_modules_main
+	rwx_code_modules_user
+}
+
+# show the cached main modules
+#= rcmm
+rwx_code_modules_main() {
+	echo "${rwx_code_modules_main}"
+}
+
+# show the cached user modules
+#= rcmu
+rwx_code_modules_user() {
+	echo "${rwx_code_modules_user}"
+}
+
 # show the cached variables
 #= rcv
 rwx_code_variables() {
@@ -225,14 +246,16 @@ rwx_code_parse() {
 
 rwx_code_main() {
 	local modules_main="${1}"
-	local module modules_user
-	# find & source modules
-	modules_user="$(rwx_main_find "${rwx_code_root}")"
+	local module
+	rwx_code_modules_main="${modules_main}"
+	# find user modules
+	rwx_code_modules_user="$(rwx_main_find "${rwx_code_root}")"
+	# source user modules
 	while IFS= read -r module; do
 		# shellcheck disable=SC1090
 		. "${rwx_code_root}/${module}.${RWX_MAIN_EXTENSION}"
 	done <<EOF
-${modules_user}
+${rwx_code_modules_user}
 EOF
 	# cache main modules
 	while IFS= read -r module; do
@@ -243,14 +266,14 @@ $(cat "${rwx_main_root}/${module}.${RWX_MAIN_EXTENSION}")
 	done <<EOF
 ${modules_main}
 EOF
-	# cache modules
+	# cache user modules
 	while IFS= read -r module; do
-		# cache module
+		# cache user module
 		_rwx_code="${_rwx_code}#. ${module}
 $(cat "${rwx_code_root}/${module}.${RWX_MAIN_EXTENSION}")
 "
 	done <<EOF
-${modules_user}
+${rwx_code_modules_user}
 EOF
 	# load code cache
 	rwx_code_load
diff --git a/sh/main.sh b/sh/main.sh
index 2039ba5..09d3cd0 100755
--- a/sh/main.sh
+++ b/sh/main.sh
@@ -22,6 +22,11 @@ RWX_MAIN_EXTENSION="sh"
 
 # project main root directory
 rwx_main_root="${RWX_MAIN_PARENT}/${RWX_MAIN_NAME}"
+# project main entrypoint file
+rwx_main_file="${RWX_MAIN_MODULE}/${RWX_MAIN_EXTENSION}"
+
+# path to the entrypoint main file of the project
+rwx_main_path="${rwx_main_root}/${rwx_main_file}"
 
 # ╭──────┬──────╮
 # │ main │ find │
diff --git a/sh/shell/0.sh b/sh/shell/0.sh
index f93f312..415d371 100644
--- a/sh/shell/0.sh
+++ b/sh/shell/0.sh
@@ -55,7 +55,7 @@ rwx_shell_interactive() {
 }
 
 rwx_shell_configure() {
-	[ -n "${ENV}" ] || ENV="${rwx_code_main}"
+	[ -n "${ENV}" ] || ENV="${rwx_main_path}"
 	export ENV
 	# prompt
 	PS1="\$(rwx_shell_prompt \${?})"
diff --git a/sh/shell/bash.sh b/sh/shell/bash.sh
index 2f5d2d8..30584fa 100644
--- a/sh/shell/bash.sh
+++ b/sh/shell/bash.sh
@@ -29,3 +29,18 @@ esac
 .....() {
 	cd ../../../..
 }
+
+# shellcheck disable=SC3033
+......() {
+	cd ../../../../..
+}
+
+# shellcheck disable=SC3033
+.......() {
+	cd ../../../../../..
+}
+
+# shellcheck disable=SC3033
+........() {
+	cd ../../../../../../..
+}